most single season home runs past the age of 39

Barry Bonds has crushed the most homers by a 39-year-old player in a season, with 45 homers in 2004.

Interpreted as:

most single season home runs by a player past the age of 39

	NAME	HR	Age	SEASON	TM	G	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	wRC	WRAA	wOBA	wRC+	BRAA
1	Barry Bonds B. Bonds	45	39	2004	SFG	147	373	129	135	27	3	101	232	9	41	6	1	617	303	75	0	3	120	5	.362	.609	.812	1.422	185	108	.537	233	105.7
2	Hank Aaron H. Aaron	40	39	1973	ATL	120	392	84	118	12	1	96	68	1	51	1	1	465	252	53	0	4	13	7	.301	.402	.643	1.045	97	46	.449	176	40.8
3	David Ortiz D. Ortiz	37	39	2015	BOS	146	528	73	144	37	0	108	77	0	95	0	1	614	292	74	0	9	16	16	.273	.360	.553	.913	101	32.1	.379	138	27.3
4	Steve Finley S. Finley	36	39	2004	TOT	162	628	92	170	28	1	94	61	1	82	9	7	706	308	65	9	7	1	14	.271	.333	.490	.823	100	12.6	.351	108	6.9
5	Alex Rodriguez A. Rodriguez	33	39	2015	NYY	151	523	83	131	22	1	86	84	6	145	4	0	620	254	56	0	7	5	17	.250	.356	.486	.842	93	23.7	.361	129	20.9
6	Willie Stargell W. Stargell	32	39	1979	PIT	126	424	60	119	19	0	82	47	3	105	0	1	480	234	51	0	6	12	10	.281	.352	.552	.904	79	23.1	.385	138	21.4
7	Cy Williams C. Williams	30	39	1927	PHN	131	492	86	135	18	2	98	61	9	57	0		570	247	50	8				.274	.365	.502	.867	93	22.9	.396	120	14.6
8	Carlos Beltran C. Beltran	29	39	2016	TOT	151	552	73	163	33	0	93	35	2	101	1	0	593	283	62	0	4	4	19	.295	.337	.513	.850	90	19.6	.358	122	15.9
9	Darrell Evans D. Evans	29	39	1986	DET	151	507	78	122	15	0	85	91	1	105	3	2	601	224	44	0	2	5	6	.241	.356	.442	.798	86	16.5	.355	121	15.1
10	Andres Galarraga A. Galarraga	28	39	2000	ATL	141	494	67	149	25	1	100	36	17	126	3	5	548	260	54	0	1	5	15	.302	.369	.526	.895	92	20.1	.383	124	18.2
11	Dave Winfield D. Winfield	28	39	1991	CAL	150	568	75	149	27	4	86	56	1	109	7	2	633	268	59	2	6	4	21	.262	.326	.472	.798	88	16.5	.352	118	13.1
12	Willie McCovey W. McCovey	28	39	1977	SFG	141	478	54	134	21	0	86	67	0	106	3	0	548	239	49	0	3	16	16	.280	.367	.500	.867	85	21.1	.372	129	19
13	Willie Mays W. Mays	28	39	1970	SFG	139	478	94	139	15	2	83	79	3	90	5	0	566	242	45	0	6	3	7	.291	.390	.506	.897	98	34.3	.397	141	28.6
14	Reggie Jackson R. Jackson	27	39	1985	CAL	143	460	64	116	27	0	85	78	1	138	1	2	541	224	54	0	2	12	16	.252	.360	.487	.847	83	21.4	.368	129	18.6
15	Frank Thomas F. Thomas	26	39	2007	TOR	155	531	63	147	30	0	95	81	7	94	0	0	624	255	56	0	5	3	14	.277	.377	.480	.857	99	22.1	.373	127	21
16	Craig Biggio C. Biggio	26	39	2005	HOU	155	590	94	156	40	1	69	37	17	90	11	1	651	276	67	4	3	2	10	.264	.325	.468	.792	87	8.5	.342	106	4.8
17	Ted Williams T. Williams	26	39	1958	BOS	129	411	81	135	23	2	85	98	4	49	1	0	517	240	51	0	4	12	19	.328	.458	.584	1.042	110	52.2	.449	179	47.5
18	Jim Thome J. Thome	25	39	2010	MIN	108	276	48	78	16	2	59	60	2	82	0	0	340	173	43	0	2	4	8	.283	.412	.627	1.039	71	32	.439	177	30.6
19	Albert Pujols A. Pujols	23	39	2019	LAA	131	491	55	120	22	0	93	43	3	68	3	0	545	211	45	0	8	1	21	.244	.305	.430	.734	63	-5.5	.308	90	-7.2
20	Rafael Palmeiro R. Palmeiro	23	39	2004	BAL	154	550	68	142	29	0	88	86	6	61	2	1	651	240	52	0	9	15	15	.258	.359	.436	.796	86	5.6	.340	106	4.8
21	Carlton Fisk C. Fisk	23	39	1987	CWS	135	454	68	116	22	1	71	39	8	72	1	4	508	209	46	1	6	8	9	.256	.321	.460	.782	65	2.9	.333	101	0.6
22	Torii Hunter T. Hunter	22	39	2015	MIN	139	521	67	125	22	0	81	35	6	105	2	5	567	213	44	0	5	1	14	.240	.293	.409	.702	60	-4.2	.304	89	-7.3
23	Moises Alou M. Alou	22	39	2006	SFG	98	345	52	104	25	1	74	28	1	31	2	1	378	197	48	0	4	2	15	.301	.352	.571	.923	65	17.4	.385	130	14.9
24	Babe Ruth B. Ruth	22	39	1934	NYY	125	365	78	105	17	4	84	104	2	63	1	3	471	196	43	0				.288	.448	.537	.985	99	40.2	.447	157	37.6
25	Matt Stairs M. Stairs	21	39	2007	TOR	125	357	58	103	28	1	64	44	2	66	2	1	405	196	50	0	2	5	7	.289	.368	.549	.917	70	19.5	.388	137	18.8